Home / 109,024.32-163,588.08-45,858.30

Finding the Fourth Proportional to 109,024.32, 163,588.08 and 45,858.30

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Solution

The fourth proportional to 109,024.32, 163,588.08 and 45,858.30 is: 68,809.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,024.32 : 163,588.08 = 45,858.30 : x
  2. Step 2: Convert to fraction form
    109,024.32/163,588.08 = 45,858.30/x
  3. Step 3: Cross multiply
    109,024.32x = 163,588.08 × 45,858.30
  4. Step 4: Simplify right side
    109,024.32x = 7,501,871,249.06
  5. Step 5: Solve for x
    x = 7,501,871,249.06/109,024.32
  6. Step 6: Final answer
    x = 68,809.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.